package com.company.array;

public class ArrayDemo03 {
    public static void main(String[] args) {
        int[] arrays = {1,2,3,};
        //打印全部的数组元素
        for (int i = 0; i< arrays.length;i++){
            System.out.println(arrays[i]);
        }

        System.out.println("=====================");
        //计算所有元素的和
        int sum = 0 ;
        for(int i = 0 ; i < arrays.length; i ++){
            sum += arrays[i];
        }
        System.out.println("sum="+sum);
        System.out.println("=====================");
        //查找最大元素
        int max = arrays[0];

        for (int i = 0; i < arrays.length ; i ++){
            if(arrays[i]>max){
                max = arrays[i];
            }
        }
        System.out.println("max="+max);
    }



}


